15350020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 37312128

約数和(自身を除く): 21962108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1321, 1660, 2324, 2642, 2905, 5284, 5810, 6605, 9247, 11620, 13210, 18494, 26420, 36988, 46235, 92470, 109643, 184940, 219286, 438572, 548215, 767501, 1096430, 1535002, 2192860, 3070004, 3837505, 7675010, 15350020]

約数ペア:

[(1, 15350020), (2, 7675010), (4, 3837505), (5, 3070004), (7, 2192860), (10, 1535002), (14, 1096430), (20, 767501), (28, 548215), (35, 438572), (70, 219286), (83, 184940), (140, 109643), (166, 92470), (332, 46235), (415, 36988), (581, 26420), (830, 18494), (1162, 13210), (1321, 11620), (1660, 9247), (2324, 6605), (2642, 5810), (2905, 5284)]